The papers include letters to Mary Hofmann concerning her work, a climatological data sheet from 1941, Mary Hofmann's certificate of authority allowing her to make the meteorological reports, and the meteorological records for each month of the years 1900-1944. H. H. Cooper served as weather observer from 1900 to mid-1903 when Mary took over the job.

The papers include letters to Mary Hofmann concerning her work, a climatological data sheet from 1941, Mary Hofmann's certificate of authority allowing her to make the meteorological reports, and the meteorological records for each month of the years 1900-1944. H. H. Cooper served as weather observer from 1900 to mid-1903 when Mary took over the job.

The papers include letters to Mary Hofmann concerning her work, a climatological data sheet from 1941, Mary Hofmann's certificate of authority allowing her to make the meteorological reports, and the meteorological records for each month of the years 1900-1944. H. H. Cooper served as weather observer from 1900 to mid-1903 when Mary took over the job.

The papers include letters to Mary Hofmann concerning her work, a climatological data sheet from 1941, Mary Hofmann's certificate of authority allowing her to make the meteorological reports, and the meteorological records for each month of the years 1900-1944. H. H. Cooper served as weather observer from 1900 to mid-1903 when Mary took over the job.

The papers include letters to Mary Hofmann concerning her work, a climatological data sheet from 1941, Mary Hofmann's certificate of authority allowing her to make the meteorological reports, and the meteorological records for each month of the years 1900-1944. H. H. Cooper served as weather observer from 1900 to mid-1903 when Mary took over the job.